Originally Posted by
sivat
It can be done. You can do it with a 2x4. Sheldon Brown has a pretty good tutorial on his site. Just place the lever so it pushes the seatstay in.
Bumping up an old thread.
To
narrow a frame, am I correct in understanding that the 5-6ft (1,50-1,80m) lumber should rest on eg. a chair at the far end, and the user should push here?
https://www.sheldonbrown.com/frame-spacing.html